LINEAR THERMAL EXPANSION COEFFICIENT OF NONFERROUS METAL ALLOYS


Room temperature linear thermal expansion coefficient values for some of the nonferrous alloys are given in the following chart.

Linear Thermal Expansion Coefficient Values for Nonferrous Alloys
Material Coefficient of Thermal Expansion
10-6 (°C)-1 10-6 (°F)-1
Nickel 200 13.3 7.4
Inconel 625 12.8 7.1
Monel 400 13.9 7.7
Haynes Alloy 25 12.3 6.8
Invar 1.6 0.9
Super Invar 0.72 0.40
Kovar 5.1 2.8
Chemical Lead 29.3 16.3
Antimonial lead (6 %) 27.2 15.1
Tin (Commercially pure) 23.8 13.2
Lead - tin solder (60Sn - 40 Pb) 24.0 13.3
Zinc (Commercially pure) 23.0 - 32.5 12.7 - 18.1


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